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Four Point Contact Ball Bearings (metric)

QJ1064MPA

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Details

Main dimensions
d [mm]	320
D [mm]	480
B [mm]	74
d₁ [mm]	≈ 375.3
D₁ [mm]	≈ 424.8
r_1,2 [mm]	4
α₀ [°]	35
a [mm]	≈ 280
Weight [kg]	≈ 51.3

Mating dimensions
d_{a, min} [mm]	334.6
D_{a, max} [mm]	465.4
r_{a, max} [mm]	3

Calculation data
C [kN]	700
C₀ [kN]	1440
C_u [kN]	35.9
n_th [min^-1]	1037
n_g [min^-1]	2000